动词短语
中文翻译：双极单投
同义词：
['double-pole', 'single throw例句：1. The double-pole single throw is a crucial step in the process.（双极单投是这一过程中至关重要的一步。）2. The engineer used a double-pole single throw to control the flow of water.（工程师使用双极单投来控制水流。）']
例句：
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1. The double-pole single throw is a crucial step in the process.
双极单投是这一过程中至关重要的一步。
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2. The engineer used a double-pole single throw to control the flow of water.
工程师使用双极单投来控制水流。
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3.During the test, the double-pole single throw was used to measure the resistance.
在测试中，双极单投被用来测量电阻。